Maharani, Putri, and Wiyadi Wiyadi. “Price Perception, Product Variety, Service Quality, and Promotion: Their Influence on Consumer Purchase Decisions at Superindo Boyolali”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE) 7, no. 2 (May 1, 2024): 2731-2749. Accessed July 20, 2026. https://e-journal.uac.ac.id/index.php/iijse/article/view/4895.